19740304

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{39799}}^1$

素因数の和:39838

約数の個数: 20

約数和(自身を含む): 39481600

約数和(自身を除く): 19741296

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 39799, 79598, 159196, 318392, 636784, 1233769, 2467538, 4935076, 9870152, 19740304]

約数ペア:

[(1, 19740304), (2, 9870152), (4, 4935076), (8, 2467538), (16, 1233769), (31, 636784), (62, 318392), (124, 159196), (248, 79598), (496, 39799)]